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N-Oxide derivatives of 3-(3-pyridyl)-2-phosphonopropanoic acids as potential inhibitors of Rab geranylgeranylation
Journal article   Open access   Peer reviewed

N-Oxide derivatives of 3-(3-pyridyl)-2-phosphonopropanoic acids as potential inhibitors of Rab geranylgeranylation

Xiang Zhou, Ella J Born, Cheryl Allen, Sarah A Holstein and David F Wiemer
Bioorganic & medicinal chemistry letters, Vol.25(11), pp.2331-2334
06/01/2015
DOI: 10.1016/j.bmcl.2015.04.021
PMCID: PMC4462192
PMID: 25935643
url
http://doi.org/10.1016/j.bmcl.2015.04.021View
Open Access

Abstract

[Display omitted] The N-oxide derivatives of [2-(3-pyridinyl)-1-hydroxyethylidene-1,1-phosphonocarboxylic acid (or PEHPC) and [2-(3-pyridinyl)-1-ethylidene-1,1-phosphonocarboxylic acid (or PEPC) have been prepared and evaluated for their activity against several enzymes which utilize isoprenoids. The parent pyridines are known inhibitors of GGTase II, but the N-oxide derivatives show no improvement in biological activity in assays with the isolated enzyme. However, the PEHPC N-oxide did induce significant accumulation of intracellular light chain in myeloma cells, consistent with inhibition of Rab geranylgeranylation.
Apoptosis Bioassay GGTase II Rab GGTase Myeloma Pyridyl N-oxides

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